namespace CSharpPro._1021;

public class UserServiceImpl : UserService
{
    public void Add()
    {
        Console.WriteLine("执行用户增加操作");
    }

    public void Delete()
    {
        Console.WriteLine("执行用户删除操作");
    }

    public void Update()
    {
        Console.WriteLine("执行用户修改操作");
    }

    public void Query()
    { 
        Console.WriteLine("执行用户查询操作");
    }
}